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<article article-type="research-article" dtd-version="1.3" xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xml:lang="ru"><front><journal-meta><journal-id journal-id-type="publisher-id">vuzbiochemi</journal-id><journal-title-group><journal-title xml:lang="ru">Известия вузов. Прикладная химия и биотехнология</journal-title><trans-title-group xml:lang="en"><trans-title>Proceedings of Universities. Applied Chemistry and Biotechnology</trans-title></trans-title-group></journal-title-group><issn pub-type="ppub">2227-2925</issn><issn pub-type="epub">2500-1558</issn><publisher><publisher-name>ИРНИТУ</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="doi">10.21285/2227-2925-2023-13-2-245-254</article-id><article-id custom-type="edn" pub-id-type="custom">HIUHAE</article-id><article-id custom-type="elpub" pub-id-type="custom">vuzbiochemi-1026</article-id><article-categories><subj-group subj-group-type="heading"><subject>Research Article</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="ru"><subject>ФИЗИКО-ХИМИЧЕСКАЯ БИОЛОГИЯ</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="en"><subject>PHYSICOCHEMICAL BIOLOGY</subject></subj-group></article-categories><title-group><article-title>Исследование характеристик роста штаммов-продуцентов молочной кислоты с использованием глюкозного сиропа в качестве источника углерода</article-title><trans-title-group xml:lang="en"><trans-title>Growth characteristics of lactic acid-producing strains using glucose syrup as a carbon source</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0002-5830-1450</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Суханова</surname><given-names>А. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Sukhanova</surname><given-names>A. A.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Суханова Анна Алексеевна - кандидат биологических наук, старший научный сотрудник, начальник ОБПМ РЦ «КАС».</p><p>660037, Красноярск, пр-т им. газеты Красноярский рабочий, 31</p></bio><bio xml:lang="en"><p>Anna A. Sukhanova - Cand. Sci. (Biology), Senior Researcher, Head of DBPM RC “SAS”.</p><p>31, Gazeta Krasnoyarski Rabochii Ave., Krasnoyarsk, 660037</p></bio><email xlink:type="simple">shumilova.ann@mail.ru</email><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0003-2626-893X</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Ертилецкая</surname><given-names>Н. Л.</given-names></name><name name-style="western" xml:lang="en"><surname>Ertiletskaya</surname><given-names>N. L.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Ертилецкая Наталья Леонидовна - младший научный сотрудник ОБПМ РЦ «КАС».</p><p>660037, Красноярск, пр-т им. газеты Красноярский рабочий, 31</p></bio><bio xml:lang="en"><p>Natalya L. Ertiletskaya - Junior Researcher, DBPM RC “SAS”.</p><p>31, Gazeta Krasnoyarski Rabochii Ave., Krasnoyarsk, 660037</p></bio><email xlink:type="simple">natalya.ertiletskaya@gmail.com</email><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0002-9190-2792</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Бояндин</surname><given-names>А. Н.</given-names></name><name name-style="western" xml:lang="en"><surname>Boyandin</surname><given-names>A. N.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Бояндин Анатолий Николаевич - кандидат биологических наук, старший научный сотрудник ОБПМ РЦ «КАС».</p><p>660037, Красноярск, пр-т им. газеты Красноярский рабочий, 31</p></bio><bio xml:lang="en"><p>Anatoly N. Boyandin - Cand. Sci. (Biology), Senior Researcher, DBPM RC “SAS”.</p><p>31, Gazeta Krasnoyarski Rabochii Ave., Krasnoyarsk, 660037</p></bio><email xlink:type="simple">boyandin@biopolymer.pro</email><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0009-0001-6308-0031</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Сырцов</surname><given-names>С. Н.</given-names></name><name name-style="western" xml:lang="en"><surname>Syrtsov</surname><given-names>S. N.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Сырцов Сергей Николаевич - научный сотрудник ОБПМ РЦ «КАС».</p><p>660037, Красноярск, пр-т им. газеты Красноярский рабочий, 31</p></bio><bio xml:lang="en"><p>Sergey N. Syrtsov - Researcher, DBPM RC “SAS”</p><p>31, Gazeta Krasnoyarski Rabochii Ave., Krasnoyarsk, 660037</p></bio><email xlink:type="simple">kaideil@list.ru</email><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0009-0007-1891-4846</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Середа</surname><given-names>А. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Sereda</surname><given-names>A. A.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Середа Анна Алексеевна - лаборант-исследователь ОБПМ РЦ «КАС».</p><p>660037, Красноярск, пр-т им. газеты Красноярский рабочий, 31</p></bio><bio xml:lang="en"><p>Anna A. Sereda - Lab-assistant, DBPM RC “SAS”.</p><p>31, Gazeta Krasnoyarski Rabochii Ave., Krasnoyarsk, 660037</p></bio><email xlink:type="simple">nensi.sereda@mail.ru</email><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0009-0005-4653-0319</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Прокопчук</surname><given-names>Ю. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Prokopchuk</surname><given-names>Yu. A.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Прокопчук Юлия Александровна - лаборант-исследователь ОБПМ РЦ «КАС».</p><p>660037, Красноярск, пр-т им. газеты Красноярский рабочий, 31</p></bio><bio xml:lang="en"><p>Yulia A. Prokopchuk - Lab-assistant, DBPM RC “SAS”.</p><p>31, Gazeta Krasnoyarski Rabochii Ave., Krasnoyarsk, 660037</p></bio><email xlink:type="simple">batori_bloody@mail.ru</email><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0009-0009-5819-119X</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Бротт</surname><given-names>В. В.</given-names></name><name name-style="western" xml:lang="en"><surname>Brott</surname><given-names>V. V.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Бротт Валерия Викторовна - лаборант-исследователь ОБПМ РЦ «КАС».</p><p>660037, Красноярск, пр-т им. газеты Красноярский рабочий, 31</p></bio><bio xml:lang="en"><p>Valeria V. Brott - Lab-assistant, DBPM RC “SAS”.</p><p>31, Gazeta Krasnoyarski Rabochii Ave., Krasnoyarsk, 660037</p></bio><email xlink:type="simple">valerie_brt@mail.ru</email><xref ref-type="aff" rid="aff-1"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>Сибирский государственный университет науки и технологий им. М.Ф. Решетнева</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Reshetnev Siberian State University of Science and Technology</institution><country>Russian Federation</country></aff></aff-alternatives><pub-date pub-type="collection"><year>2023</year></pub-date><pub-date pub-type="epub"><day>02</day><month>07</month><year>2023</year></pub-date><volume>13</volume><issue>2</issue><fpage>245</fpage><lpage>254</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Суханова А.А., Ертилецкая Н.Л., Бояндин А.Н., Сырцов С.Н., Середа А.А., Прокопчук Ю.А., Бротт В.В., 2023</copyright-statement><copyright-year>2023</copyright-year><copyright-holder xml:lang="ru">Суханова А.А., Ертилецкая Н.Л., Бояндин А.Н., Сырцов С.Н., Середа А.А., Прокопчук Ю.А., Бротт В.В.</copyright-holder><copyright-holder xml:lang="en">Sukhanova A.A., Ertiletskaya N.L., Boyandin A.N., Syrtsov S.N., Sereda A.A., Prokopchuk Y.A., Brott V.V.</copyright-holder><license xml:lang="ru" license-type="creative-commons-attribution" xlink:href="https://creativecommons.org/licenses/by/4.0/" xlink:type="simple"><license-p>Данная работа распространяется под лицензией Creative Commons Attribution 4.0.</license-p></license><license xml:lang="en" license-type="creative-commons-attribution" xlink:href="https://creativecommons.org/licenses/by/4.0/" xlink:type="simple"><license-p>This work is licensed under a Creative Commons Attribution 4.0 License.</license-p></license></permissions><self-uri xlink:href="https://vuzbiochemi.elpub.ru/jour/article/view/1026">https://vuzbiochemi.elpub.ru/jour/article/view/1026</self-uri><abstract><p>В работе исследованы характеристики роста и продуктивности штаммов-продуцентов молочной кислоты Lactobacillus delbrueckii subsp. bulgaricus 19-11 (ВКПМ В-2368), Lactobacillus acidophilus 5 Дс (ВКПМ В-2846) и Lactococcus lactis subsp. lactis (ВКМ В-1662) на стандартной среде MRS с использованием глюкозного сиропа в качестве углеродного субстрата. По результатам периодического культивирования выбранных штаммов в ферментерах объемом 5 л в течение 72 ч было установлено, что продуктивность снижается в ряду Lactobacillus delbrueckii subsp. bulgaricus 19-11 &gt; Lactobacillus acidophilus 5 Дс &gt; Lactococcus lactis subsp. lactis. Максимальную продуктивность по молочной кислоте 1,94 г/(л×ч) показал L. delbrueckii subsp. bulgaricus 19-11 с соответствующей степенью конверсии глюкозы 87%. После культивирования отмечено незначительное снижение содержания азота, калия и натрия в культуральной жидкости исследуемых штаммов-продуцентов. Содержание остальных макроэлементов (фосфора, кальция, серы, магния, бария и железа) для всех штаммов повысилось пропорционально добавлению глюкозного сиропа в ходе культивирования, что непосредственно связано с их значительным содержанием в его составе. Штаммы Lactobacillus delbrueckii subsp. bulgaricus 19-11 и Lactobacillus acidophilus 5 Дс продуцировали рацемическую (DL)-молочную кислоту, в то время как штамм Lactococcus lactis subsp. lactis продуцировал молочную кислоту с содержанием L-изомера 73%. Использование глюкозного сиропа в биотехнологических процессах может поспособствовать внедрению безотходного производства на соответствующих предприятиях.</p></abstract><trans-abstract xml:lang="en"><p>This work investigates the growth and productivity characteristics of such lactic-acid producing strains, as Lactobacillus delbrueckii subsp. bulgaricus 19-11 (VKPM B-2368), Lactobacillus acidophilus 5 Ds (VKPM B-2846) and Lactococcus lactis subsp. lactis (VKM B-1662) on standard MRS medium using glucose syrup as a carbon substrate. According to the results of batch cultivation of the selected strains in 5L fermenters for 72 h, the productivity was established to decrease in the Lactobacillus delbrueckii subsp. bulgaricus 19-11 &gt; Lactobacillus acidophilus 5 Ds &gt; Lactococcus lactis subsp. lactis series. L. delbrueckii subsp. bulgaricus 19-11 showed the maximum lactic-acid productivity of 1.94 g/(l×h) with a glucose conversion degree of 87%. After cultivation, a slight decrease in the content of nitrogen, potassium and sodium in the culture liquid of the studied strains was observed. In all strains, the content of other macronutrients (phosphorus, calcium, sulphur, magnesium, barium and iron) increased in proportion to the addition of glucose syrup during cultivation, which is directly related to their significant content in its composition. The Lactobacillus delbrueckii subsp. bulgaricus 19-11 and Lactobacillus acidophilus 5 Ds strains produced racemic (DL) lactic acid, whereas Lactococcus lactis subsp. lactis produced lactic acid with a 73% L-isomer content. The use of glucose syrup in biotechnological processes can contribute to the implementation of waste-free production in the respective enterprises.</p></trans-abstract><kwd-group xml:lang="ru"><kwd>молочнокислые бактерии</kwd><kwd>периодическое глубинное культивирование</kwd><kwd>молочная кислота</kwd><kwd>Lactobacillus acidophilus</kwd><kwd>Lactobacillus delbrueckii</kwd><kwd>Lactococcus lactis</kwd></kwd-group><kwd-group xml:lang="en"><kwd>Lactic acid bacteria</kwd><kwd>batch submerged cultivation</kwd><kwd>lactic acid</kwd><kwd>Lactobacillus acidophilus</kwd><kwd>Lactobacillus delbrueckii</kwd><kwd>Lactococcus lactis</kwd></kwd-group><funding-group><funding-statement xml:lang="ru">Проект «Исследование механизмов биодеградации образцов изделий на основе полилактида для прогнозирования скорости биодеструкции упаковочных изделий и тары в различных климатических условиях», № 2022110309011 поддержан Красноярским краевым фондом науки</funding-statement><funding-statement xml:lang="en">Project «Research of biodegradation mechanisms of polylactide samples for prediction of biodegradation rate of packaging materials in various climates», № 2022110309011 was supported by Krasnoyarsk Regional Fund of Science</funding-statement></funding-group></article-meta></front><back><ref-list><title>References</title><ref id="cit1"><label>1</label><citation-alternatives><mixed-citation xml:lang="ru">Solval K.M., Chouljenko A., Chotiko A., Sathivel S. 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